CN210078905U - Extraction tank for separating light components at top of methanol rectification tower - Google Patents
Extraction tank for separating light components at top of methanol rectification tower Download PDFInfo
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- CN210078905U CN210078905U CN201920791513.7U CN201920791513U CN210078905U CN 210078905 U CN210078905 U CN 210078905U CN 201920791513 U CN201920791513 U CN 201920791513U CN 210078905 U CN210078905 U CN 210078905U
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Abstract
The utility model relates to the technical field of methanol rectification extraction, and discloses an extraction tank for separating light components at the top of a methanol rectification tower, which comprises a tank body horizontally arranged, wherein a liquid inlet pipe and a desalted water inlet pipe are arranged in the tank body, the tank body is internally divided into a mixing chamber and a clarifying chamber, the tops of the mixing chamber and the clarifying chamber are mutually communicated through a first liquid separating partition plate, and liquid outlets of the liquid inlet pipe and the desalted water inlet pipe are both positioned in the mixing chamber; the clarifying chamber is internally provided with a second liquid separation plate which is used for separating the clarifying chamber into an upper light liquid area and a lower heavy liquid area which are mutually communicated at the tops, the lower heavy liquid area is communicated with the clarifying chamber, a liquid bag is arranged below the lower heavy liquid area, the bottom of the side wall of the liquid bag is provided with a bottom liquid level discharge pipe, and the middle of the tank body is provided with a middle liquid level discharge pipe on one side of the upper light liquid area. The utility model discloses make methyl alcohol aqueous solution and supernatant divide into two tunnel discharges, effectively reduced the material disturbance to the clarification chamber, make the extraction jar can carry out continuous flowing back operation for extraction speed.
Description
Technical Field
The utility model relates to a methanol rectification extraction technical field especially relates to an extraction jar that is used for the separation of methanol rectification top of the tower light component.
Background
The methanol medium flowing out from the condensate outlet of the condenser at the top of the methanol rectifying tower contains methanol and C9H20And C10H22In order to obtain more pure methanol, the medium flowing out of the condensate outlet of the methanol rectifying tower needs to be extracted for extracting the methanol.
However, when the extraction is carried out directly with water in the conventional methanol extraction apparatus, methanol and water may be mixed at an arbitrary ratio to form an aqueous methanol solution, C9H20、C10H22Insoluble in water, so that the mixed solution will be layered gradually, the layered methanol water solution is in the lower layer, C9H20、C10H22And (3) forming supernatant liquor on the upper layer, wherein the methanol aqueous solution and the supernatant liquor after layering need to be discharged respectively. However, the discharge pipeline of the existing methanol extraction device is unreasonable in design, so that the methanol aqueous solution and the supernatant liquid are easily stirred when the methanol aqueous solution and the supernatant liquid are respectively discharged, and the methanol extraction quality and efficiency are affected.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can effectively carry out extraction separation with two-phase solution component, satisfy the water-insoluble light component of methyl alcohol rectifying column and dissolve in the methyl alcohol extraction jar that the separation of water component required.
The technical problem to be solved is that: the discharge pipeline of the existing methanol extraction device is unreasonable in design, so that mixed liquid stirring is easily caused when the layered mixed liquid is discharged respectively, and the methanol extraction quality and efficiency are influenced.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model discloses an extraction jar for separation of methanol rectification top of the tower light component, with the condensate outlet connection of condenser, the air inlet of condenser is connected with the top gas outlet of methanol rectification tower, the extraction jar includes the jar body that the level set up, the internal vertical feed liquor pipe that is connected with the condenser that is provided with of jar and the desalinized water admission pipe that is connected with the desalinized water storage device, the internal portion of jar separates for mixing chamber and the clarification chamber of top intercommunication through first minute liquid baffle, the face of first minute liquid baffle sets up perpendicular to the axis of the jar body, the liquid outlet of feed liquor pipe and desalinized water admission pipe all is located the mixing chamber;
the improved liquid mixer is characterized in that a second liquid separation plate used for separating the clarifying chamber into an upper light liquid area and a lower heavy liquid area, the tops of which are communicated with each other, is arranged in the clarifying chamber, the plate surface of the second liquid separation plate is perpendicular to the axis of the tank body, the lower heavy liquid area is communicated with the mixing chamber, a liquid bag communicated with the interior of the lower heavy liquid area is arranged at the bottom of the tank body in the lower heavy liquid area, a bottom liquid level discharge pipe communicated with the interior of the liquid bag is arranged at the bottom of the side wall of the liquid bag, and a middle liquid level discharge pipe communicated with the interior of the upper light liquid area is arranged in the middle of the tank body on one.
Further, one side that is close to first minute liquid baffle in the mixing chamber is provided with the silk screen, the axis setting of the silk screen perpendicular to jar body, the border all fixes on the inside wall of the jar body all around of silk screen.
Further, the liquid inlet pipe and the desalted water inlet pipe are horizontally arranged in parallel, vertically extend into the lower portion of the tank body from top to bottom, and the distance between the liquid outlet at the bottom and the bottom of the mixing chamber is not more than 200 mm.
Furthermore, the inner wall of the bottom of the mixing chamber is provided with fixing rods at corresponding positions of the liquid inlet pipe and the desalted water inlet pipe, and the bottoms of the liquid inlet pipe and the desalted water inlet pipe are fixed on the fixing rods through U-shaped bolts.
Further, a manhole is arranged on the first liquid separation plate.
Further, the middle part of the tank body is a transverse cylindrical pipe, two ends of the cylindrical pipe are provided with spherical sealing heads, and the middle liquid level discharge pipe is arranged on the sealing head close to the upper light liquid area.
Furthermore, a sight glass is arranged on the tank body at the corresponding position of the upper layer light liquid area.
Furthermore, a liquid level meter for monitoring the liquid level in the upper layer light liquid area is arranged on the tank body at the position corresponding to the upper layer light liquid area.
Further, the volume ratio of the mixing chamber to the clarifying chamber is 1: 4, the volume ratio of the liquid bag to the upper layer light liquid area is 1: 11.
further, the bottom end of the liquid bag is provided with a dreg discharge port.
The utility model is used for extraction jar of methanol rectification top of the tower light component separation compares with prior art, has following beneficial effect:
the utility model discloses a bottom liquid level discharge pipe of liquid package bottom discharges the methyl alcohol aqueous solution, through middle part liquid level discharge pipe with C9H20、C10H22The supernatant liquid formed after layering with the methanol aqueous solution is discharged, so that the methanol aqueous solution and the supernatant liquid are discharged in two paths, the material disturbance to the clarifying chamber is effectively reduced, the extraction tank can perform continuous liquid discharge operation, the extraction speed is accelerated, and the methanol extraction quality is ensured.
The utility model discloses be provided with the silk screen in the mixing chamber for strengthen the mixed effect of methyl alcohol medium and water, first minute liquid baffle can prolong the mixing time of methyl alcohol medium and water, and second minute liquid baffle can prolong methyl alcohol solution and C9H20、C10H22Time of stratification ofThereby enhancing the extraction effect.
The following will further describe the extraction tank for separating light components on the top of the methanol rectification tower according to the present invention with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an extraction tank for separating light components at the top of a methanol rectification tower according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
wherein, jar body 1, feed liquor pipe 2, desalinized water admission pipe 3, first minute liquid baffle 4, second minute liquid baffle 5, liquid package 6, bottom liquid level discharge pipe 7, middle part liquid level discharge pipe 8, silk screen 9, dead lever 10, U-shaped bolt 11, manhole 12, sight glass 13, level gauge 14, dregs discharge port 15.
Detailed Description
As shown in fig. 1-2, the utility model discloses an extraction jar for separation of methanol rectification top of the tower light component, with the condensate outlet connection of condenser, the air inlet and the top gas outlet of methanol rectification tower of condenser are connected, the extraction jar includes the jar body 1 that the level set up, vertically in the jar body 1 be provided with the condensate outlet connection's of condenser feed liquor pipe 2 and with the desalinized water admission pipe 3 that is connected of desalinized water storage device, jar body 1 is inside to be separated into mixing chamber and the clarification chamber of top intercommunication through first minute liquid baffle 4, the face of first minute liquid baffle 4 is perpendicular to the axis setting of jar body 1, the liquid outlet of feed liquor pipe 2 and desalinized water admission pipe 3 all is located the mixing chamber; be provided with in the clarification chamber and be used for separating the clarification chamber for the top light liquid district that communicates each other and the second of lower floor's heavy liquid district partition plate 5, the face perpendicular to jar body 1's of second partition plate 5 axis setting, the heavy liquid district of lower floor is linked together with the mixing chamber, the 1 bottom of the jar body in the heavy liquid district of lower floor is provided with the liquid package 6 that is linked together with the heavy liquid district of lower floor is inside, the lateral wall bottom of liquid package 6 is provided with the bottom liquid level discharge pipe 7 that is linked together with liquid package 6 is inside, bottom liquid level discharge pipe 7 is used for discharging methanol aqueous solution, 6 bottoms of liquid package are provided with dregs discharge port 15, material residue and dregs accessible dregs discharge port 15 after methanol extraction jar long-term operation regularly discharge, jar body 1 middle part is provided with on one side of the light liquid district of upper strata and isA middle liquid level discharge pipe 8 communicated with the inside of the liquid area, and the middle liquid level discharge pipe 8 is communicated with the liquid area C9H20、C10H22And (4) discharging supernatant liquor formed after layering with the methanol aqueous solution.
Specifically, one side that is close to first minute liquid baffle 4 in the mixing chamber is provided with silk screen 9, and the axis setting of the jar body 1 of silk screen 9 perpendicular to, silk screen 9 all through the fix with screw on the inside wall of the jar body 1 border all around. The wire mesh 9 is used for enhancing the mixing effect of the methanol medium and the water.
The liquid inlet pipe 2 and the desalted water inlet pipe 3 are horizontally arranged in parallel, vertically extend into the lower part of the tank body 1 from top to bottom, and the distance between the liquid outlet at the bottom and the bottom of the mixing chamber is not more than 200 mm. The inner wall of the bottom of the mixing chamber is provided with a fixing rod 10 at the corresponding position of the liquid inlet pipe 2 and the desalted water inlet pipe 3, and the bottoms of the liquid inlet pipe 2 and the desalted water inlet pipe 3 are fixed on the fixing rod 10 through U-shaped bolts 11.
Be provided with manhole 12 on first liquid separation board 4, after this methanol extraction jar stops to use for a while, make things convenient for the cleanup crew to pass manhole 12 and clean the inside different areas of methanol extraction jar.
The middle part of the tank body 1 is a horizontal cylindrical pipe, both ends of the cylindrical pipe are provided with spherical sealing heads, and a middle liquid level discharge pipe 8 is arranged on the sealing head close to the upper light liquid area.
In order to observe the condition in the upper layer light liquid area conveniently, a sight glass 13 is arranged on the tank body 1 at the position corresponding to the upper layer light liquid area. A liquid level meter 14 is arranged on the tank body 1 at the corresponding position of the upper layer light liquid area, and the liquid level meter 14 is used for monitoring the liquid level in the upper layer light liquid area so as to conveniently master and control the discharge time of the middle liquid level discharge pipe 8.
The volume ratio of the mixing chamber to the clarifying chamber is 1: 4, the volume ratio of the liquid bag 6 to the upper layer light liquid area is 1: 11.
the working process of the methanol extraction tank is as follows:
containing methanol and C9H20、C10H22The medium flows into the tank body from a condensate outlet of the methanol rectifying tower through the liquid inlet pipe 2, simultaneously desalted water with a certain proportion flows into the tank body through the desalted water inlet pipe 3, and the two materials are mixedFully mixing in the mixing chamber to form a mixed solution, and then entering a clarifying chamber for layering;
since methanol and water can be mixed in any proportion, C9H20、C10H22The mixed liquid is insoluble in water, so that the mixed liquid can be gradually layered in a clarifying chamber; wherein, C9H20、C10H22The layering is that the supernatant is stored in the light liquid district of upper strata, discharges through middle part liquid level discharge pipe 8, and methyl alcohol solution storage is in the heavy liquid district of lower floor, discharges in succession from bottom liquid level discharge pipe 7, and material residue and dregs after long-term operation can be discharged regularly through dregs discharge port 15 at 6 bottoms of liquid package.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (10)
1. A extraction jar for separation of methanol rectification top of the tower light component, with the condensate outlet connection of condenser, the air inlet of condenser is connected with the top gas outlet of methanol rectification tower, its characterized in that: the extraction tank comprises a tank body (1) which is horizontally arranged, a liquid inlet pipe (2) connected with a condenser and a desalted water inlet pipe (3) connected with a desalted water storage device are vertically arranged in the tank body (1), the interior of the tank body (1) is divided into a mixing chamber and a clarifying chamber, the tops of the mixing chamber and the clarifying chamber are mutually communicated through a first liquid separation partition plate (4), the surface of the first liquid separation partition plate (4) is perpendicular to the central axis of the tank body (1), and liquid outlets of the liquid inlet pipe (2) and the desalted water inlet pipe (3) are both positioned in the mixing chamber;
the improved liquid mixing tank is characterized in that a second liquid separation plate (5) used for separating the clarification chamber into an upper light liquid area and a lower heavy liquid area which are communicated with each other at the tops is arranged in the clarification chamber, the surface of the second liquid separation plate (5) is perpendicular to the central axis of the tank body (1), the lower heavy liquid area is communicated with the mixing chamber, a liquid bag (6) communicated with the inner part of the lower heavy liquid area is arranged at the bottom of the tank body (1) of the lower heavy liquid area, a bottom liquid level discharge pipe (7) communicated with the inner part of the liquid bag (6) is arranged at the bottom of the side wall of the liquid bag (6), and a middle liquid level discharge pipe (8) communicated with the inner part of the upper light liquid area is arranged at the middle part of the tank body.
2. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 1, characterized in that: one side that is close to first minute liquid baffle (4) in the mixing chamber is provided with silk screen (9), the axis setting of the jar body (1) of silk screen (9) perpendicular to, the border all fixes on the inside wall of the jar body (1) all around of silk screen (9).
3. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 2, characterized in that: the liquid inlet pipe (2) and the desalted water inlet pipe (3) are horizontally arranged in parallel, vertically extend into the lower part of the tank body (1) from top to bottom, and the distance between the liquid outlet at the bottom and the bottom of the mixing chamber is not more than 200 mm.
4. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 3, characterized in that: the bottom inner wall of the mixing chamber is provided with fixing rods (10) at corresponding positions of the liquid inlet pipe (2) and the desalted water inlet pipe (3), and the bottoms of the liquid inlet pipe (2) and the desalted water inlet pipe (3) are fixed on the fixing rods (10) through U-shaped bolts (11).
5. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 4, characterized in that: a manhole (12) is arranged on the first liquid separation baffle (4).
6. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 5, characterized in that: the middle part of the tank body (1) is a horizontal cylindrical pipe, two ends of the cylindrical pipe are provided with spherical sealing heads, and the middle liquid level discharge pipe (8) is arranged on the sealing head close to the upper light liquid area.
7. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 1, characterized in that: and a sight glass (13) is arranged on the tank body (1) at a position corresponding to the upper layer light liquid area.
8. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 1, characterized in that: and a liquid level meter (14) for monitoring the liquid level in the upper layer light liquid area is arranged on the tank body (1) at the corresponding position of the upper layer light liquid area.
9. The extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 1, characterized in that: the volume ratio of the mixing chamber to the clarifying chamber is 1: 4, the volume ratio of the liquid bag (6) to the upper layer light liquid area is 1: 11.
10. the extraction tank for the separation of light components at the top of the methanol rectification tower as claimed in claim 1, characterized in that: the bottom end of the liquid bag (6) is provided with a dreg discharge port (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791513.7U CN210078905U (en) | 2019-05-29 | 2019-05-29 | Extraction tank for separating light components at top of methanol rectification tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791513.7U CN210078905U (en) | 2019-05-29 | 2019-05-29 | Extraction tank for separating light components at top of methanol rectification tower |
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| CN210078905U true CN210078905U (en) | 2020-02-18 |
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| CN201920791513.7U Active CN210078905U (en) | 2019-05-29 | 2019-05-29 | Extraction tank for separating light components at top of methanol rectification tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112516622A (en) * | 2020-12-11 | 2021-03-19 | 安徽金禾实业股份有限公司 | Extraction and impurity removal device and method for recovering methanol through chlorination in maltol production |
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2019
- 2019-05-29 CN CN201920791513.7U patent/CN210078905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112516622A (en) * | 2020-12-11 | 2021-03-19 | 安徽金禾实业股份有限公司 | Extraction and impurity removal device and method for recovering methanol through chlorination in maltol production |
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